HiFi Rose - RS451 - Network Streamer & DAC

The HiFi Rose RS451 Network Streamer & DAC is a high-performance digital source component engineered to combine advanced streaming capability, premium DAC functionality, and extensive multimedia support within a precision-crafted aluminum chassis. Designed for modern reference audio systems, the RS451 delivers exceptional versatility alongside powerful processing architecture and sophisticated connectivity.

Built around HiFi ROSE OS based on a customized Android platform, the RS451 utilizes an advanced octa-core processing architecture with LPDDR4X memory and extensive local storage capability for seamless high-resolution playback and responsive touchscreen operation. Integrated support for major streaming platforms and multimedia applications allows effortless access to network libraries, internet streaming services, and local media playback.

The RS451 also incorporates balanced and unbalanced analog outputs, extensive digital connectivity, multiple headphone output options, and HDMI 2.0 video capability for modern audio/video integration. Precision-machined construction, advanced wireless connectivity, and comprehensive remote-control functionality establish the RS451 as a sophisticated centerpiece for high-end streaming systems.

Available Configurations & Options:

Expandable internal 2.5" SSD storage support
USB WiFi/Bluetooth dongle included
Black or Silver finish

FEATURES

• Network streamer and DAC platform
• HiFi ROSE OS based on customized Android
• Quad-core Cortex-A76 + Quad-core Cortex-A55 CPU architecture
• ARM Mali-G610 MC4 GPU
• LPDDR4X 8GB memory architecture
• Internal 2.5" SSD storage support
• AirPlay, DLNA/UPnP, Roon Ready, Spotify Connect, and Bluetooth streaming support
• Support for TIDAL, Qobuz, Apple Music, RoseTube, Rose Radio, and Internet Radio
• PCM playback up to 768kHz
• Native DSD64 through DSD512 playback support
• Vibrant 8.8" IPS LCD & Capacitive Touch Screen (MIPI)
• HDMI eARC input support
• Balanced XLR and unbalanced RCA analog outputs
• Headphone outputs with XLR, 4.4 mm, and 6.35 mm connectivity
• Optical, coaxial, USB, and HDMI digital connectivity
• HDMI 2.0 video output up to 4K/60Hz
• Gigabit Ethernet connectivity
• Bluetooth 5.4 with aptX support
• USB dual-band WiFi dongle support
• ROSE Connect app support for Android, iOS, and PC
• IR and Bluetooth remote control support
• Precision aluminum chassis construction
• Designed and manufactured in South Korea

SPECIFICATIONS

Type: Network Streamer & DAC
Operating System: HiFi ROSE OS (based on customized Android)
CPU: Quad-core Cortex-A76 + Quad-core Cortex-A55
GPU: ARM Mali-G610 MC4 (OpenGL, Vulkan, OpenCL)
Memory: LPDDR4X 8GB
Cache Storage: 1 × 2.5" SSD (SATA 3.0, NTFS/exFAT)
Network: Ethernet 10/100/1000 BASE-T
WiFi: USB Dongle (2.4/5 GHz Dual-Band Supported)
Bluetooth: v5.4 aptX (A2DP 1.4, Sink, AVRCP v1.6.2)
Supported Streaming Platforms: AirPlay, DLNA/UPnP, Roon Ready, Spotify Connect, Bluetooth
Supported Streaming Services: TIDAL, Qobuz, Apple Music, RoseTube, Rose Radio, Internet Radio
Audio Inputs: USB 2.0 Type-B, Optical ×1, Coaxial ×1, HDMI eARC, RCA Line In
Audio Outputs: USB 3.0 Type-A, Optical ×1, Coaxial ×1, Balanced XLR, Unbalanced RCA, Headphone Out (XLR / 4.4 mm / 6.35 mm)
Video Output: HDMI 2.0 ×1 (4K UHD / 60Hz)
File System Support: NTFS / exFAT
Network Protocols: SMB / FTP / WebDav
Storage Interfaces: 3 × USB 3.0 Type-A Ports + 1 × 2.5" SSD Bay (SATA 3.0)
Audio Codec Support: WAV, FLAC, ALAC, AIFF, WMA, OGG, APE, DFF, DSF, CDA, M4A, MP3, AAC, AMR, EC3, E-EC3, MID, MPL, MP2, MPC, MPGA
PCM Support: 8kHz – 768kHz (8/16/24/32-bit)
DSD Support: Native DSD64 – DSD512 (2.8 – 22.6MHz)
Video Codec Support: ASF, AVI, MKV, MP4, WMV, MPEG-1/2/4, H.263, H.264/AVC, H.265/HEVC, VC-1, VP8/9
Input Voltage: AC 110–240V 50/60Hz
Circuit Breaker: 3A Thermal Circuit Breaker
Software Update: Internet (OTA), USB, or ROSE Store
Remote App: ROSE Connect (Android, iOS, PC)
Remote Control: IR Remote Control, Bluetooth Remote Control
Dimensions: 430(W) × 337(D) × 92(H) mm
Weight: 7kg
Display: 8.8" IPS LCD & Capacitive Touch Screen (MIPI)